r7961 - /1.3/generic_fns/structure/internal.py -- October 24, 2008 - 13:44

Author: bugman
Date: Fri Oct 24 13:44:28 2008
New Revision: 7961

URL: http://svn.gna.org/viewcvs/relax?rev=7961&view=rev
Log:
Added a check to the atom_loop() to make sure structural data is loaded.


Modified:
    1.3/generic_fns/structure/internal.py

Modified: 1.3/generic_fns/structure/internal.py
URL: 
http://svn.gna.org/viewcvs/relax/1.3/generic_fns/structure/internal.py?rev=7961&r1=7960&r2=7961&view=diff
==============================================================================
--- 1.3/generic_fns/structure/internal.py (original)
+++ 1.3/generic_fns/structure/internal.py Fri Oct 24 13:44:28 2008
@@ -35,7 +35,7 @@
 from api_base import Base_struct_API
 from generic_fns import pipes, relax_re
 from generic_fns.mol_res_spin import Selection
-from relax_errors import RelaxError
+from relax_errors import RelaxError, RelaxNoPdbError
 from relax_io import open_read_file
 from relax_warnings import RelaxWarning
 
@@ -645,6 +645,10 @@
                                     element name (str), and atomic position 
(array of len 3).
         """
 
+        # Check that the structure is loaded.
+        if not len(self.structural_data):
+            raise RelaxNoPdbError
+
         # Generate the selection object.
         sel_obj = Selection(atom_id)